Confidence: Medium · Source: FCC ULS · As of 2026-09-14
KG1S callsign genealogy
Currently held by JOUBERT, RONALD A
The FCC publishes a previous_call_sign on
every amateur license — a self-link to the licensee's prior callsign.
Following those links produces the chain below.
Previous callsigns
Older callsigns held by KG1S's current licensee, walking backwards.
- Walker, Orin DFLgranted 2022-10-20cancelled 2024-08-09
Successor callsigns
Callsigns held now by people who previously held KG1S.
- Schweitzer IV, Joseph SCAgranted 2010-06-22cancelled 2019-12-31
All historical holders
Every license row we've seen with the callsign KG1S, oldest first.
- JOUBERT, RONALD A MA2007-01-03 → cancelled 2007-08-09
- Schweitzer IV, Joseph S CA2010-02-12 → cancelled 2010-06-22
- Rompa, Leszek NH2012-07-13 → cancelled 2024-07-16
- Walker, Orin D FL2024-08-09 active